نتایج جستجو برای: sea transport

تعداد نتایج: 399065  

2006
Karline Soetaert

The net growth rate of marine zooplankton entering the Westerschelde estuary was investigated using an advective-dispersive transport model that simulates zooplankton biomass behaving conservatively in the estuary. Total biomass of marine zooplankters in the Westerschelde was much lower than what would be expected based on transport alone, indicating negative growth rates in the estuary. Includ...

2004
Arnold L. Gordon Claudia F. Giulivi

Satellite altimetric data from September 1992 to January 2002 and hydrographic data from 1927 to 1999 reveal the presence of low-frequency variability of sea surface height (SSH) within the Japan/East Sea (JES). SSH interannual variability amounting to approximately 15 cm is in phase with the Pacific Decadal Oscillation (PDO), with higher SSH, warmer, fresher surface (upper 200 dbar) layer duri...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده کشاورزی 1385

چکیده ندارد.

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده هنر و معماری 1391

شهرها همواره به دلیل تمرکز محیطی کانون هجوم مخاطرات زیست محیطی می باشند و این مسئله به خصوص در شهرهای کشورهای درحال توسعه، نمود بیشتری می یابد. این مساله سبب وارد آمدن خسارات جبران ناپذیری به محیط زیست گشته است به گونه ای که محیط زیست به عنوان آسیب پذیرترین حوزه در توسعه شهرها به شمار می رود. به دنبال چنین اثرات منفی حاصل از رشد و توسعه بی برنامه بر روی محیط زیست، توجه به ارزیابی اثرات زیست محی...

2013
P. Uotila S. O’Farrell

The sea-ice performance of the Australian climate models participating in the CMIP5 experiment, ACCESS1.0, ACCESS1.3 and CSIRO-Mk3.6, is assessed. Comparison with model output from five other international climate modelling centres and observational data are also included in the assessment process. The assessment takes into account modelled climatologies and interannual variability of the sea i...

2016
Tal Ezer

Recent studies by Sturges and collaborators suggest a simple, but powerful, technique to estimate climatic changes in the transport of the Gulf Stream from the difference between the oceanic sea level calculated with a simple wind-driven Rossby wave model and the observed coastal sea level. The hypothesis behind this technique is tested, using 40 years of data (1950 to 1989) obtained from a thr...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1383

چکیده ندارد.

Journal: :Environmental Modelling and Software 2007
Behzad Ataie-Ashtiani

In this paper the development of a quasi-three-dimensional numerical model that can be used for quantifying groundwater inputs and associated contaminant discharged from coastal aquifers into the coastal zone at a regional scale is presented. The present model is called MODSharp. In order to handle problems at a regional scale, the sharp interface approach which is used for conceptualising seaw...

2004
Andreas Lehmann Philip Lorenz Daniela Jacob

[1] During 2002 and 2003 exceptional inflow events have been registered. In January 2003 a massive inflow of highly saline, cold and extremely oxygen-rich water from the North Sea was recorded at Darss Sill. This event is considered to be the most important inflow since 1993. A coupled model system for the Baltic Sea region, called BALTIMOS, was developed in the frame of DEKLIM/ BALTEX by linki...

2009
Naoto Ebuchi Yasushi Fukamachi Masaaki Wakatsuchi

In order to monitor variations in the Soya Warm Current (SWC), three high frequency (HF) radar stations were installed around the Soya Strait in August 2003. The radar covers a range of approximately 70 km from the coast. Comparisons of the observed current velocity with drifting buoy and shipboard ADCP data showed good agreement with root-mean-square differences of 20 cm/s. It is shown that th...

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